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Add Device Path Utilities Protocol support 

Signed-off-by: Kagurazaka Kotori <kagurazakakotori@gmail.com>
This commit is contained in:
Kagurazaka Kotori 2020-07-23 15:44:12 +08:00
parent b82e6b6f5b
commit ce0bd62f5c
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GPG Key ID: 816F0D4481B7E7DD
3 changed files with 80 additions and 9 deletions
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86
inc/efidevp.h
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@ -122,7 +122,7 @@ typedef struct _CONTROLLER_DEVICE_PATH {
/*
* ACPI Device Path (UEFI 2.4 specification, version 2.4 § 9.3.3 and 9.3.4.)
*/
#define ACPI_DEVICE_PATH 0x02
#define ACPI_DEVICE_PATH 0x02
#define ACPI_DP 0x01
typedef struct _ACPI_HID_DEVICE_PATH {
@ -131,13 +131,13 @@ typedef struct _ACPI_HID_DEVICE_PATH {
UINT32 UID;
} ACPI_HID_DEVICE_PATH;
#define EXPANDED_ACPI_DP 0x02
#define EXPANDED_ACPI_DP 0x02
typedef struct _EXPANDED_ACPI_HID_DEVICE_PATH {
EFI_DEVICE_PATH_PROTOCOL Header;
UINT32 HID;
UINT32 UID;
UINT32 CID;
UINT8 HidStr[1];
EFI_DEVICE_PATH_PROTOCOL Header;
UINT32 HID;
UINT32 UID;
UINT32 CID;
UINT8 HidStr[1];
} EXPANDED_ACPI_HID_DEVICE_PATH;
#define ACPI_ADR_DP 3
@ -555,8 +555,8 @@ CHAR16*
);
typedef struct _EFI_DEVICE_PATH_TO_TEXT_PROTOCOL {
EFI_DEVICE_PATH_TO_TEXT_NODE ConvertDeviceNodeToText;
EFI_DEVICE_PATH_TO_TEXT_PATH ConvertDevicePathToText;
EFI_DEVICE_PATH_TO_TEXT_NODE ConvertDeviceNodeToText;
EFI_DEVICE_PATH_TO_TEXT_PATH ConvertDevicePathToText;
} EFI_DEVICE_PATH_TO_TEXT_PROTOCOL;
#define EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL_GUID \
@ -579,4 +579,72 @@ typedef struct {
EFI_DEVICE_PATH_FROM_TEXT_PATH ConvertTextToDevicePath;
} EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL;
#define EFI_DEVICE_PATH_UTILITIES_PROTOCOL_GUID \
{ 0x379be4e, 0xd706, 0x437d, {0xb0, 0x37, 0xed, 0xb8, 0x2f, 0xb7, 0x72, 0xa4} }
typedef
UINTN
(EFIAPI *EFI_DEVICE_PATH_UTILS_GET_DEVICE_PATH_SIZE) (
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath
);
typedef
EFI_DEVICE_PATH_PROTOCOL*
(EFIAPI *EFI_DEVICE_PATH_UTILS_DUP_DEVICE_PATH) (
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath
);
typedef
EFI_DEVICE_PATH_PROTOCOL*
(EFIAPI *EFI_DEVICE_PATH_UTILS_APPEND_PATH) (
IN CONST EFI_DEVICE_PATH_PROTOCOL *Src1,
IN CONST EFI_DEVICE_PATH_PROTOCOL *Src2
);
typedef
EFI_DEVICE_PATH_PROTOCOL*
(EFIAPI *EFI_DEVICE_PATH_UTILS_APPEND_NODE) (
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,
IN CONST EFI_DEVICE_PATH_PROTOCOL *DeviceNode
);
typedef
EFI_DEVICE_PATH_PROTOCOL*
(EFIAPI *EFI_DEVICE_PATH_UTILS_APPEND_INSTANCE) (
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath,
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePathInstance
);
typedef
EFI_DEVICE_PATH_PROTOCOL*
(EFIAPI *EFI_DEVICE_PATH_UTILS_GET_NEXT_INSTANCE) (
IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePathInstance,
OUT UINTN *DevicePathInstanceSize OPTIONAL
);
typedef
EFI_DEVICE_PATH_PROTOCOL*
(EFIAPI *EFI_DEVICE_PATH_UTILS_CREATE_NODE) (
IN UINT8 NodeType,
IN UINT8 NodeSubType,
IN UINT16 NodeLength
);
typedef
BOOLEAN
(EFIAPI *EFI_DEVICE_PATH_UTILS_IS_MULTI_INSTANCE) (
IN CONST EFI_DEVICE_PATH_PROTOCOL *DevicePath
);
typedef struct _EFI_DEVICE_PATH_UTILITIES_PROTOCOL {
EFI_DEVICE_PATH_UTILS_GET_DEVICE_PATH_SIZE GetDevicePathSize;
EFI_DEVICE_PATH_UTILS_DUP_DEVICE_PATH DuplicateDevicePath;
EFI_DEVICE_PATH_UTILS_APPEND_PATH AppendDevicePath;
EFI_DEVICE_PATH_UTILS_APPEND_NODE AppendDeviceNode;
EFI_DEVICE_PATH_UTILS_APPEND_INSTANCE AppendDevicePathInstance;
EFI_DEVICE_PATH_UTILS_GET_NEXT_INSTANCE GetNextDevicePathInstance;
EFI_DEVICE_PATH_UTILS_IS_MULTI_INSTANCE IsDevicePathMultiInstance;
EFI_DEVICE_PATH_UTILS_CREATE_NODE CreateDeviceNode;
} EFI_DEVICE_PATH_UTILITIES_PROTOCOL;
#endif

2
inc/efilib.h
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@ -45,6 +45,8 @@ extern EFI_GUID gEfiDevicePathToTextProtocolGuid;
#define DevicePathToTextProtocol gEfiDevicePathToTextProtocolGuid
extern EFI_GUID gEfiDevicePathFromTextProtocolGuid;
#define DevicePathFromTextProtocol gEfiDevicePathFromTextProtocolGuid
extern EFI_GUID gEfiDevicePathUtilitiesProtocolGuid;
#define DevicePathUtilitiesProtocol gEfiDevicePathUtilitiesProtocolGuid
extern EFI_GUID gEfiLoadedImageProtocolGuid;
#define LoadedImageProtocol gEfiLoadedImageProtocolGuid
extern EFI_GUID gEfiSimpleTextInProtocolGuid;

1
lib/data.c
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@ -95,6 +95,7 @@ EFI_GUID NullGuid = { 0,0,0,{0,0,0,0,0,0,0,0} };
EFI_GUID gEfiDevicePathProtocolGuid = EFI_DEVICE_PATH_PROTOCOL_GUID;
EFI_GUID gEfiDevicePathToTextProtocolGuid = EFI_DEVICE_PATH_TO_TEXT_PROTOCOL_GUID;
EFI_GUID gEfiDevicePathFromTextProtocolGuid = EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL_GUID;
EFI_GUID gEfiDevicePathUtilitiesProtocolGuid = EFI_DEVICE_PATH_UTILITIES_PROTOCOL_GUID;
EFI_GUID gEfiLoadedImageProtocolGuid = EFI_LOADED_IMAGE_PROTOCOL_GUID;
EFI_GUID gEfiSimpleTextInProtocolGuid = EFI_SIMPLE_TEXT_INPUT_PROTOCOL_GUID;
EFI_GUID gEfiSimpleTextOutProtocolGuid = EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL_GUID;